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<table class="header"><tr class="header"><td class="header">&nbsp;Supported ENVISAT Products</td><td class="header"
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<h2>Level 2 ADS Tie Points Location & Aux. Data ( L ADS)</h2>

<p><font size="+1">&nbsp;&nbsp;Fields of ENVISAT <B>MER_RR__1P_ADSR_tie_pt</B> Records</font></p>
<table border="1" cellpadding="4" cellspacing="0" width="100%">
<tr>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Index</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Identifier</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Field Type</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Field Length</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Description</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Units</font></td>
</tr>
<tr>
    <td>0</td>
    <td><code>"dsr_time"</code></td>
    <td><a href="../../lang_types.html#MJD">MJD</a></td>
    <td>1</td>
    <td>Start time of the measurement</td>
    <td>MJD</td>
</tr>
<tr>
    <td>1</td>
    <td><code>"attach_flag"</code></td>
    <td><a href="../../lang_types.html#UChar">UChar</a></td>
    <td>1</td>
    <td>Attachment Flag (set to 1 if all MDSRs corresponding to this ADSR are blank, set to zero otherwise)</td>
    <td>flag</td>
</tr>
<tr>
    <td>2</td>
    <td><code>"lat_tie_pt"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>Latitude of the tie points WGS84, positive N</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>3</td>
    <td><code>"long_tie_pt"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>Longitude of the tie points WGS84, Greenwich origin, positive E</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>4</td>
    <td><code>"dem_alt_tie_pt"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>DEM altitude</td>
    <td>m</td>
</tr>
<tr>
    <td>5</td>
    <td><code>"dem_rough"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>tiePointGridWidth</td>
    <td>DEM roughness</td>
    <td>m</td>
</tr>
<tr>
    <td>6</td>
    <td><code>"dem_lat_corrc"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>DEM latitude corrections</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>7</td>
    <td><code>"dem_long_corrc"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>DEM longitude corrections</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>8</td>
    <td><code>"sun_zen_ang"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>tiePointGridWidth</td>
    <td>Sun zenith angles</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>9</td>
    <td><code>"sun_azi_ang"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>Sun azimuth angles</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>10</td>
    <td><code>"vw_zen_ang"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>tiePointGridWidth</td>
    <td>Viewing zenith angles</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>11</td>
    <td><code>"vw_azi_ang"</code></td>
    <td><a href="../../lang_types.html#SLong">SLong</a></td>
    <td>tiePointGridWidth</td>
    <td>Viewing azimuth angles</td>
    <td>(1e-6) degrees</td>
</tr>
<tr>
    <td>12</td>
    <td><code>"zon_wind"</code></td>
    <td><a href="../../lang_types.html#SShort">SShort</a></td>
    <td>tiePointGridWidth</td>
    <td>Zonal winds</td>
    <td>m*s-1</td>
</tr>
<tr>
    <td>13</td>
    <td><code>"meri_wind"</code></td>
    <td><a href="../../lang_types.html#SShort">SShort</a></td>
    <td>tiePointGridWidth</td>
    <td>Meridional winds</td>
    <td>m*s-1</td>
</tr>
<tr>
    <td>14</td>
    <td><code>"atm_pres"</code></td>
    <td><a href="../../lang_types.html#UShort">UShort</a></td>
    <td>tiePointGridWidth</td>
    <td>Mean sea level pressures</td>
    <td>hPa</td>
</tr>
<tr>
    <td>15</td>
    <td><code>"tot_ozone"</code></td>
    <td><a href="../../lang_types.html#UShort">UShort</a></td>
    <td>tiePointGridWidth</td>
    <td>Total ozone</td>
    <td>DU</td>
</tr>
<tr>
    <td>16</td>
    <td><code>"rel_humid"</code></td>
    <td><a href="../../lang_types.html#UShort">UShort</a></td>
    <td>tiePointGridWidth</td>
    <td>Relative humidity</td>
    <td>%</td>
</tr>
</table>
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